Home / 6,468,121.80-9,706,848.30-3,625,216.20

Finding the Fourth Proportional to 6,468,121.80, 9,706,848.30 and 3,625,216.20

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Solution

The fourth proportional to 6,468,121.80, 9,706,848.30 and 3,625,216.20 is: 5,440,439.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,468,121.80 : 9,706,848.30 = 3,625,216.20 : x
  2. Step 2: Convert to fraction form
    6,468,121.80/9,706,848.30 = 3,625,216.20/x
  3. Step 3: Cross multiply
    6,468,121.80x = 9,706,848.30 × 3,625,216.20
  4. Step 4: Simplify right side
    6,468,121.80x = 35,189,423,708,102.46
  5. Step 5: Solve for x
    x = 35,189,423,708,102.46/6,468,121.80
  6. Step 6: Final answer
    x = 5,440,439.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.